package com.zzyl.serve.service.impl;

import java.util.List;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.zzyl.common.utils.DateUtils;
import org.apache.commons.collections4.CollectionUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Service;
import com.zzyl.serve.mapper.NursingLevelMapper;
import com.zzyl.serve.domain.NursingLevel;
import com.zzyl.serve.service.INursingLevelService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;

import java.util.Arrays;

/**
 * 护理等级Service业务层处理
 *
 * @author ruoyi
 * @date 2024-10-04
 */
@Service
public class NursingLevelServiceImpl extends ServiceImpl<NursingLevelMapper, NursingLevel> implements INursingLevelService {

    @Autowired
    private NursingLevelMapper nursingLevelMapper;

    @Autowired
    private RedisTemplate<Object,Object> redisTemplate;

    private static final Object CACHE_KEY_PREFIX = "nursingLevel:all";

    /**
     * 查询护理等级
     *
     * @param id 护理等级主键
     * @return 护理等级
     */
    @Override

    public NursingLevel selectNursingLevelById(Long id) {
        return getById(id);
    }

    /**
     * 查询护理等级列表
     *
     * @param nursingLevel 护理等级
     * @return 护理等级
     */
    @Override
    public List<NursingLevel> selectNursingLevelList(NursingLevel nursingLevel) {
        return nursingLevelMapper.selectNursingLevelList(nursingLevel);
    }

    /**
     * 新增护理等级
     *
     * @param nursingLevel 护理等级
     * @return 结果
     */
    @Override
    public int insertNursingLevel(NursingLevel nursingLevel) {
        int i = save(nursingLevel) ? 1 : 0;
        if (i > 0) {
            //删除缓存
            redisTemplate.delete(CACHE_KEY_PREFIX);
        }
        return i;
    }

    /**
     * 修改护理等级
     *
     * @param nursingLevel 护理等级
     * @return 结果
     */
    @Override
    public int updateNursingLevel(NursingLevel nursingLevel) {
        int i = updateById(nursingLevel) ? 1 : 0;
        if (i > 0) {
            //删除缓存
            redisTemplate.delete(CACHE_KEY_PREFIX);
        }
        return i;
    }

    /**
     * 批量删除护理等级
     *
     * @param ids 需要删除的护理等级主键
     * @return 结果
     */
    @Override
    public int deleteNursingLevelByIds(Long[] ids) {
        return removeByIds(Arrays.asList(ids)) ? 1 : 0;
    }

    /**
     * 删除护理等级信息
     *
     * @param id 护理等级主键
     * @return 结果
     */
    @Override
    public int deleteNursingLevelById(Long id) {
        int i = removeById(id) ? 1 : 0;
        if (i > 0) {
            //删除缓存
            redisTemplate.delete(CACHE_KEY_PREFIX);
        }
        return i;
    }

    @Override
    public List<NursingLevel> selectAll() {
        //先去redis中查询 如果有 直接返回
        List<NursingLevel> nursingLevels = (List<NursingLevel>) redisTemplate.opsForValue().get(CACHE_KEY_PREFIX);
        if(CollectionUtils.isNotEmpty(nursingLevels)){
            return nursingLevels;
        }
        //如果没有 则查询数据库
        LambdaQueryWrapper<NursingLevel> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.eq(NursingLevel::getStatus, 1);
        nursingLevels = list(queryWrapper);

        //同步数据到redis中
        redisTemplate.opsForValue().set(CACHE_KEY_PREFIX, nursingLevels);
        return nursingLevels;
    }
}
